Include the English library file in a Ruby script, and you can
reference the global variables such as \VAR{\$\_} using less
cryptic names, listed in the following table.% \vref{tab:english}.

Without 'English':

    $\ = ' -- '
    "waterbuffalo" =~ /buff/
    print $", $', $$, "\n"

With English:

    require "English"

    $OUTPUT_FIELD_SEPARATOR = ' -- '
    "waterbuffalo" =~ /buff/
    print $LOADED_FEATURES, $POSTMATCH, $PID, "\n"